Choose the correct combination of labeling of stomatal apparatus of dicot and monocot leaves.
The stomatal aperture is surrounded by guard cells having chloroplasts.
Given below is a diagrammatic sketch (surface view) of a stomatal apparatus from a dicot leaf.
(a) Label the parts numbered 1-3.
(b) Is this state, open or closed?
(c) Is this stoma, of a dicot leaf or a monocot leaf?
(d) Redraw a sketch of the stomatal apparatus in the state opposite to the one shown here.